Similar to the tractor market, but far less likely. Given the complexity of mahjong, learning the majority of the game would suffice for this market. As this adds subjectivity I will not bet in this market.

This market also resolves yes in the case that I manage to orally consume every piece of a standard mahjong set in one setting.

• Update 2026-02-19 (PST) (AI summary of creator comment): Learning standard: The creator must know enough to play an entire game without getting clowned on (i.e., without making obvious beginner mistakes that would be embarrassing to experienced players).